Pen case



FIG. 1 is a front view of a pen case showing my new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a plan view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a front view which is in the unfolded state of a pen case of FIG. 1;

FIG. 8 is a rear view of a pen case of FIG. 7;

FIG. 9 is a left view of a pen case of FIG. 7;

FIG. 10 is a right view of a pen case of FIG. 7;

FIG. 11 is a plan view of a pen case of FIG. 7; and,

FIG. 12 is a bottom view of a pen case of FIG. 7.

The broken lines shown are included for the purpose of illustrating the unclaimed portions of and form no part of the claimed design. 

CLAIM The ornamental design for a pen case, as shown and described. 